Blood specimens will be stored in a -70 freezer in Dr. Joel Neugarten's lab, Moses 6th floor laboratories. Patient charts will be coded and stored in a locked file cabinet in Dr. Mokrzycki's office, Centennial 4th floor at Montefiore Medical Center. One of the co-investigators will perform the sandwich immunoassays for hsCRP, TNF-α and IL-6 in Dr. Victor Schuster's lab, Ullman Building 6th floor.